Explore, expand, exploit, and exterminate in fresh ways with the “Extended 4X Mod” for Sins of a Solar Empire: Rebellion!

This mod stays in the universe of the original, but adds hundreds of changes to create new ways to play this much-loved strategy game. You’ll experience new factions, abilities, and strategies in this mod.

Extended 4X comes with special hero units, new and rebalanced planet types, embassies, random encounters, a new ship upgrade system, deeper civic and planet upgrade mechanics, and much more.

Check out the video!

https://www.youtube.com/watch?v=rzYsw9qNR5Q